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<div class="section" id="boost-mpl-limit-string-size">
<h1><a class="toc-backref" href="./configuration.html#id1606">BOOST_MPL_LIMIT_STRING_SIZE</a></h1>
<div class="section" id="id1376">
<h3><a class="subsection-title" href="#synopsis" name="synopsis">Synopsis</a></h3>
<pre class="literal-block">
#if !defined(<a href="./limit-string-size.html" class="identifier">BOOST_MPL_LIMIT_STRING_SIZE</a>)
#   define <a href="./limit-string-size.html" class="identifier">BOOST_MPL_LIMIT_STRING_SIZE</a> \
        <em>implementation-defined integral constant</em> \
/**/
#endif
</pre>
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<div class="section" id="id1377">
<h3><a class="subsection-title" href="#description" name="description">Description</a></h3>
<p><tt class="literal"><span class="pre"><a href="./limit-string-size.html" class="identifier">BOOST_MPL_LIMIT_STRING_SIZE</a></span></tt> is an overridable configuration macro regulating
the maximum arity of the <tt class="literal"><span class="pre"><a href="./string.html" class="identifier">string</a></span></tt>'s <a class="reference internal" href="./variadic-sequence.html">variadic forms</a>. In this
implementation of the library, <tt class="literal"><span class="pre"><a href="./limit-string-size.html" class="identifier">BOOST_MPL_LIMIT_STRING_SIZE</a></span></tt> has a default value
of 32. To override the default limit, define <tt class="literal"><span class="pre"><a href="./limit-string-size.html" class="identifier">BOOST_MPL_LIMIT_STRING_SIZE</a></span></tt> to
the desired maximum arity before including any library header.</p>
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<div class="section" id="id1378">
<h3><a class="subsection-title" href="#example" name="example">Example</a></h3>
<pre class="literal-block">
#define <a href="./limit-string-size.html" class="identifier">BOOST_MPL_LIMIT_STRING_SIZE</a> 8
<tt class="literal"><span class="pre">#</span></tt>include &lt;boost/mpl/<a href="./string.html" class="identifier">string</a>.hpp&gt;

using namespace boost::mpl;

typedef <a href="./string.html" class="identifier">string</a>&lt;'a'&gt; s_1;
typedef <a href="./string.html" class="identifier">string</a>&lt;'abcd','efgh'&gt; s_8;
// typedef <a href="./string.html" class="identifier">string</a>&lt;'abcd','efgh','i'&gt; s_9; // error!
</pre>
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<h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3>
<p><a class="reference internal" href="./configuration.html">Configuration</a>, <a class="reference internal" href="./limit-vector-size.html">BOOST_MPL_LIMIT_VECTOR_SIZE</a></p>
<!-- Macros/Configuration//BOOST_MPL_LIMIT_UNROLLING |70 -->
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<td><div class="copyright-footer"><div class="copyright">Copyright ©  2009 Eric Niebler</div>
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at <a class="reference external" href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)</div></td></tr></table></body>
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